United are thought to be considering offloading the 30-year-old this summer as David Moyes continues his rebuilding at Old Trafford, and Chelsea have emerged as front-runners for the former Arsenal star's signature, according to Tuttosport.

The Premier League leaders are thought to be in the market for a striker this summer, with manager Jose Mourinho becoming increasingly disgruntled with efforts from the trio of Fernando Torres, Samuel Eto'o and Demba Ba.